Discovery certificate for object 2019rra
TNS Astronomical Transient Report No. 48421 [ 2019TNSTR1962....1F ]

Date Received (UTC): 2019-10-02 12:59:41
Sender: ZTF (ALeRCE)
Source Group: ALeRCE

F. Forster on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2019rra
Discoverer internal name: ZTF19acbwmqd
Coordinates (J2000): RA = 16:38:39.369 (249.6640392) DEC = +33:40:41.42 (33.678171)
Discovery date: 2019-10-02 03:26:10 (JD=2458758.6431713)

Potential host galaxy: SDSS J163839.41+334042.1
Host redshift: 0.087

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acbwmqd

Photometry

Discovery (first detection):
Discovery date: 2019-10-02 03:26:10
Flux: 18.5791 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-24 03:21:11
Limiting flux: 19.9796 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019rra